diff --git a/README.md b/README.md
index 30a464e..1c906cd 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # django-tagify2
 
-[![GitHub version](https://img.shields.io/badge/version-1.0.14-blue.svg)](https://pypi.org/project/django-tagify2/)
+[![GitHub version](https://img.shields.io/badge/version-1.0.15-blue.svg)](https://pypi.org/project/django-tagify2/)
 [![License: GPL v3](https://img.shields.io/badge/License-GPL%20V3-blue.svg)](https://github.com/gojuukaze/django-tagify2/blob/master/LICENSE)
 
 django tag input field using [tagify](https://github.com/yairEO/tagify)
diff --git a/setup.py b/setup.py
index 311e6cf..a045d73 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@
 
 setup(
     name='django-tagify2',
-    version='1.0.14',
+    version='1.0.15',
     description='django tag input field using tagify.js',
     url='https://github.com/gojuukaze/django-tagify2',
     author="gojuukaze",
diff --git a/tagify/fields.py b/tagify/fields.py
index 7b2650a..71b3949 100644
--- a/tagify/fields.py
+++ b/tagify/fields.py
@@ -18,6 +18,8 @@ def __init__(self, *, place_holder='', delimiters=' ', data_list=None,
         self.min_length = min_length
         self.strip = strip
         self.empty_value = empty_value
+        self.delimiters = delimiters
+
         super().__init__(**kwargs)
 
         if min_length is not None:
@@ -26,7 +28,6 @@ def __init__(self, *, place_holder='', delimiters=' ', data_list=None,
             self.validators.append(validators.MaxLengthValidator(int(max_length)))
         self.validators.append(validators.ProhibitNullCharactersValidator())
 
-        self.delimiters = delimiters
         tag_args = {}
         tag_args['placeholder'] = place_holder
         tag_args['delimiters'] = delimiters
@@ -51,3 +52,9 @@ def set_var_name(self, value):
     def set_tag_args(self, key, value):
         key = NameDict.get(key, key)
         self.widget.tag_args[key] = value
+
+    def widget_attrs(self, widget):
+        # todo: 把init中的属性移到这
+        attrs = super(TagField, self).widget_attrs(widget)
+        attrs['delimiters'] = self.delimiters
+        return attrs
diff --git a/tagify/widgets.py b/tagify/widgets.py
index 92aca10..2e55f30 100644
--- a/tagify/widgets.py
+++ b/tagify/widgets.py
@@ -15,9 +15,7 @@ def format_value(self, value):
         if not value:
             return ''
         if isinstance(value, list):
-            tag_args = getattr(self, "tag_args", {})
-            delimiters = getattr(tag_args, 'delimiters', ' ')
-            return delimiters.join(value)
+            return self.attrs["delimiters"].join(value)
         return super(TagInput, self).format_value(value)
 
     def get_context(self, name, value, attrs):